A person who is eligible to be a party may intervene in proceedings for adjudication of domestic relations as a party thereto.
当事者となる資格を有する者は、当事者として家事審判の手続に参加することができる。
A family court may, when it finds it to be appropriate, and upon the petition of a party or by its own authority, have a person who is eligible to be another party (limited to a person who is to be subject to adjudication) intervene in proceedings for adjudication of domestic relations.
家庭裁判所は、相当と認めるときは、当事者の申立てにより又は職権で、他の当事者となる資格を有する者（審判を受ける者となるべき者に限る。）を、当事者として家事審判の手続に参加させることができる。
The application for intervention under the provisions of paragraph (1) and the petition set forth in the preceding paragraph must be filed by means of a document stating the purpose of and reasons for intervention.
An immediate appeal may be filed against a judicial decision to dismiss an application for intervention filed under the provisions of paragraph (1).
第一項の規定による参加の申出を却下する裁判に対しては、即時抗告をすることができる。
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